Centrifugal pump.



. suction pipe, the centrifugnl force created .hort tulie or nipple 7* de r with very little resihtum'e. 'Ihe montent-tion -ii citizen of the United States, residing tit UNITED STAT ATENT OFFICE( l DmvN-v. )Ul-Ig I'BD, GOLDRAKE).`

i 049,215. when 0f Letterlhtelt. liit'eiitetl Feb. 15. |910,

' Application led 'July 18, 100. Serial lo. 507,164.

T0 dnwltom! i of the vulve is sneh tliut when the vulve is Be it knowniiiiil: l, Dizi..\v.\.\' V. Btriiin:i.i.,l open, tie tiow of the waitei` will be unuhstructe Rocky Ford, in the county of Otero und State of Colorado have. invented a tiew und uiiefnl Centrifugal ltnnp, of which the followin is u specification.

Tina. invention relates to tlut climi of centrifu al pumps characterized hy n series of revo ving tu iular arms connected to a it hollow heud ts into whit-li the'priining iipe ti extends, smid pipe heini.; in uxittl oline1 .nient with the suction pipe. 'lhe connection hetweenthe hond und the pipes 'is such that they will tlitute together. y(ln the pi ie il is mounted n pulley lt), which euti'ies n t i-ive belt hy ineiins of which the pump is operiited from iin engine oi' other tuitiihle .source of power.

At. ll is indented n suitulilo frame-work, provided with hearings in wliieli the piiits tl und ti' iirc supported. At l2 iii-e indieiited by the revolving parta causing the water to rise in the suction pipe, from which it flows into the arma, and u diacha-r nt. the outer enda thereof. A pump of tiia ty iii dinclooed in mv pending ii plication, led Muy 0th, 100i), Serial Num r 494,263, and the the ttihuliir din'oluirge ui'ins oi' pipes ol' the, prenant invention iaan improvement thereon. pump, the bein;r rigidly mint-teil to the The invention relates more particularly iend ti ant extending rndnilty therefrom. in to the diecliai'genrma of the punip,its ob'ect u horizontal pinne. lo the nutei' und of bein zo construct said "ma that, hey euch iipe is connected nu elhow ith/which disc ar the waterin the op te direetinn exten s beck in n direction oppmite vto tlmt in which the iiinis trui-el. 'lo the elbow is to that. in which they are moving, in order to connected, by inenns nl' :i nipple l-i, n gute avoid air resistance.

Another objec't il to rovide a structure which permita the use o a suction pipe and dineliar arma of large diameter, tliua reducing riction.l

The invention allo ha for its object to provide nieaa for automatically ahuttin ntl' the flow from the arma when the apeei dropn below a predetermined point, in order that the priming ymay be retained.

With the herein stated objects in view the invention conniatii,m it novel construction i und arrangement of partit, to be hereinafter i described and claimed, reference being luid ating lever of whieh is indicitted tit. lti. On the free und of tlm lever lt'. iii inonnted ii weight 17, und to unid end is nliio connected one end of it eoilod s irlng I8, thc other end of whieli ist connected to un nini lt)v mijnsitalily secured to the iii ple ll, hy nieuns of et crows .lt) tentt'ied l;

elin v the nipple, the urin 1t) being connected to this eolliii.

.To the diiiehui'ge end of the viilvo li is eonneeted, hy nieunfi of u nip ile 12, it nozzle .l,the diiitflnii'ge end of whitl i is toiitt'nt-tet.

In opcrulion, the spiiu" lli holds the lever i6 down tintil the eentt'ttngul forro enuned hy the. whirling of the pipes l. is iiiitllrient to overt-onto the tension ot' the i wing, and to 'swing the lever with its weight li out wiii'dly und upwardly. 'llie lever is so arrnnizt-d thut this upward swinging inovement opens the vnlve 13, the e|o.--in; nf the valve lining ell'eettd when the, level' .swings in tho opposite ydirei-limi. 'lhtl spring will hold the level' down, iind thuw keep the vulve kmq.,- nm) f (his mpplp b, n bpll 1* wliit'h iS closed tinlil the i-t-nti'il'ngiil l'oi'ee in snllleient intended to lio submerged in the witter ut itll i to lift the witter. When thtl speed of the ti|mwml (lm vlqi in lmmtpd nlmvu tlm l pipi-n' dvi-reunen, the pi'iiig di':|\v.-.' llit' levi't' to tho drawingy hereto annexed, in which Figure 1 iii a vertical nectioinil view of the pump. Fig. 2 in a plan view, and Fig. :i ia an end view of one of the discharge urina.

Referrin `more rticula'rly to the drawing, 5 den ee-a we l or other suitable muren o water supply into which the nu tinn'pipe ti extends, said pipe yheini.; provided with u foot valve 'l from the eiiatng 7' of whieli n ponds. .\t the suine 'o tluil il inity whirl freely in the nii' t down. thus ilietiiig the inlve :ind retnining,

the priming. |l`he nozff/.le.-I 132i only lie of siieh uhm e the iviitei' when the level of the witter l .I di'opii leiiving` nul)I the hell in the witter. i size im to reduit-e the tlnw ot voter to the 'The f-hnpe of tho hell permits it to volute t'iipneit'v ol' the engine, or the. well` oito the qnnnlity desired to lie lifted. The nozzles The upper end of the suction pipe eni'i'ics.

valve 15, of ordinary eoiwtruction, the operi vlut;

tiil

required f Vliat are presented in the opposite direction tol are moving, in view v that in which the pipe-a of which air resistance ia avoided and n high ecien cy il attained. The emploment of the noallea 98 permits the use o ii arge s uction pi and diacharge giepea, thus caprini; verrl e friction by t passage o the wa through the' ipea, the main int of friction being at t diachar en of .the noaale, `which is aliort, ua resulting in a ver high elliciency. The water .in the pipea vr ich is not being dischar l'ed is carried around, which has a tly-wice c'ect, and does not materially odd to the power too ratethc pump. is citimed iiiz i l. A centrifugal pump comprising n suction piper' in communication at one end with the source of supply, radially evtending discharge pipes communicating with the siiction pipe, a valve for controlling the llow from each of the dinchnrue pipes, an opernt in lever connected to the va ve, said valve he nlrl actuated by ii awngin inovumcnt .of said ever, a aprmg connect at one of its cnda to the lever, and opposing the swing of the lever in a direction to open the valve, an

said

Limia iirni to which the other vnd-of the sprin is connected, said aini being carried by thc t isrhiii'gc pipe, and heing adjustable tlicroon t to vary the tension of the aforesaid spring,

und means for rotating the discharge pipes.

2. A centrifugal pump comprising a siiction pipe'in communication at one end with the source of supply, radially extending discharge pipes communicating-with the auotion pipe, a' valve for controlling the flow from each of the discharge pipes, nn oper ating lever connectedbo he vaive, said vulve being actuated by a Swingin movement of levcr,a spring connecte( at one of its onda to the lover and opposing its swing in u direction to open the vulve, nn adjustable support vfor the other end of the spring for varying the tension thereof, und means for rotating the disehnr iipes.

In testimony that liuc aim the fore oing iis my own, I have hereto allixed my signature in the preizenceof two witnesses.

DELAVAN V. BURRELL.

Witnesses: j'

M. L. AitoaaaoN, It. W. Boium 

